CN217125031U

CN217125031U - Effectual snowmobile both shoulders front fork of shock attenuation

Info

Publication number: CN217125031U
Application number: CN202220537192.XU
Authority: CN
Inventors: 刘曼英
Original assignee: Tianjin Huaxingyu Technology Co ltd
Current assignee: Tianjin Huaxingyu Technology Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-08-05
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a snowmobile double-shoulder front fork with good damping effect, belonging to the technical field of riding equipment; the method comprises the following steps: the shock-absorbing device comprises two symmetrically-arranged shock-absorbing cylinders, branch pipe pieces which are telescopically and slidably connected into upper ports of the shock-absorbing cylinders and connecting seats connected to the upper end parts of the branch pipe pieces, wherein the two connecting seats are connected through a shoulder cover, and a main pipe piece is vertically fixed at the top end of the shoulder cover; the end, extending into the inner cavity of the shock-absorbing cylinder, of the branch pipe piece is connected with a moving rod, the bottom of the moving rod is spliced with an extrusion block, the bottom wall of the inner cavity of the shock-absorbing cylinder is connected with a spring seat, a spring II is connected between the spring seat and the extrusion block, the inner wall of the shock-absorbing cylinder is connected with a fixed block, and the periphery of the moving rod is sleeved with the spring I; the surface of the fixed block is provided with a moving hole which is connected with the moving rod in a sliding way, and the spring is connected between the fixed block and the branch pipe piece. This effectual snowmobile both shoulders front fork of shock attenuation, simple structure is simple, and the shock attenuation is effectual.

Description

Effectual snowmobile both shoulders front fork of shock attenuation

Technical Field

The utility model belongs to the technical field of the equipment of riding, concretely relates to effectual snowmobile both shoulders front fork of shock attenuation.

Background

Snow bicycles begin to develop in the united states approximately 2006, which differs from mountain bikes in the tire casing. Its tire casing is typically 4.0-4.8 inches wide and it can walk on snow with low tire pressure. The riding stability of the snowmobile can be improved by using the double-shoulder front forks on the snowmobile;

the utility model discloses a chinese utility model patent (application number: cn202121500875.x) includes a section of thick bamboo of moving away to avoid possible earthquakes, the quantity of a section of thick bamboo of moving away to avoid possible earthquakes is two sets of, two sets of a section of thick bamboo top of moving away to avoid possible earthquakes slides nested has the pole of moving away to avoid possible earthquakes, the rubber circle is installed to the junction of pole of moving away to avoid possible earthquakes and the section of thick bamboo of moving away to avoid possible earthquakes, the nested main shell that installs in pole top of moving away to avoid possible earthquakes, the cavity has been seted up at the top in the main shell, the bottom slides nested spacing ring that has the spacing ring in the cavity, the bottom surface of main shell is run through to the spacing ring bottom, the spring has been placed to the top slidable mounting of spacing ring, the liquid outlet has been seted up to lubrication shell inner wall bottom, main shell inner wall middle part has seted up the lubrication mouth. Has the advantages that: the utility model does not need to be manually operated and lubricated when getting off the vehicle, and the lubrication is completed through the motion process of the shock-absorbing cylinder, so that the sliding of the shock-absorbing cylinder is smooth and the jamming is avoided; but has the disadvantages that: the shock attenuation effect is general, can't satisfy people's user demand.

Therefore, in order to meet the actual use requirement, the design and the production of the snowmobile double-shoulder front fork with good damping effect are urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an effectual snowmobile both shoulders front fork of shock attenuation to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an effectual snowmobile both shoulders front fork of shock attenuation, includes:

the shock-absorbing device comprises two symmetrically-arranged shock-absorbing cylinders, branch pipe pieces which are telescopically and slidably connected into upper ports of the shock-absorbing cylinders and connecting seats connected to the upper end parts of the branch pipe pieces, wherein the two connecting seats are connected through a shoulder cover, and a main pipe piece is vertically fixed at the top end of the shoulder cover;

the movable damping cylinder is characterized in that one end of the branch pipe piece extending into the inner cavity of the damping cylinder is connected with a movable rod, the bottom of the movable rod is spliced with an extrusion block, a spring seat is connected to the bottom wall of the inner cavity of the damping cylinder, a spring II is connected between the spring seat and the extrusion block, a fixed block is connected to the inner wall of the damping cylinder, and a spring I is sleeved on the periphery of the movable rod.

In a further embodiment, the surface of the fixed block is provided with a moving hole which is connected with the moving rod in a sliding way, and the spring is connected between the fixed block and the branch pipe piece.

In a further embodiment, the shock-proof cylinder comprises an aluminum alloy layer, and a protective layer is fixedly arranged on the outer surface of the aluminum alloy layer.

In a further embodiment, the protective layer is a layer of fluorocarbon coating film uniformly sprayed on the surface of the aluminum alloy layer.

In a further embodiment, the top wall of the inner cavity of the shock absorbing cylinder is bonded with a rubber anti-collision block through an adhesive, and the anti-collision block is of a double-layer structure.

In a further embodiment, a handle is integrally formed between the two shock-absorbing cylinders in an injection molding mode, and clamping grooves are formed in the bottom ends of the two shock-absorbing cylinders.

The utility model discloses a technological effect and advantage: according to the snowmobile double-shoulder front fork with the good damping effect, the branch pipe piece extrudes the first spring and the second spring when stretching and retracting inside the shock-absorbing cylinder, and through the elastic effects of the first spring and the second spring, multi-stage damping is achieved, and the damping quality is improved;

a section of thick bamboo of moving away to avoid possible earthquakes adopts the aluminum alloy hollow tube to constitute, and has one deck fluorocarbon coating film at the even spraying of aluminum alloy pipe surface, has advantages such as intensity height, corrosion-resistant, and this effectual snowmobile both shoulders front fork of shock attenuation, simple structure is simple, and the shock attenuation effect is strong.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the shock absorbing tube of the present invention;

fig. 3 is a sectional view of the shock absorbing tube of the present invention.

In the figure: 1. a shock absorbing cylinder; 2. a branch pipe fitting; 3. a main pipe; 4. a shoulder cap; 5. a connecting seat; 6. a handle; 7. a fixed block; 8. a travel bar; 9. a first spring; 10. extruding the block; 11. a second spring; 12. a spring seat; 13. a protective layer; 14. an aluminum alloy layer.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.

In order to meet the actual use requirement, please refer to fig. 1, fig. 2 and fig. 3, a snowmobile dual-shoulder front fork with good damping effect comprises: the shock-absorbing device comprises two symmetrically-arranged shock-absorbing cylinders 1, a branch pipe part 2 telescopically and slidably connected in the upper port of the shock-absorbing cylinder 1 and connecting seats 5 connected to the upper end part of the branch pipe part 2, wherein the two connecting seats 5 are connected through a shoulder cover 4, a main pipe part 3 is vertically fixed at the top end of the shoulder cover 4, a handle 6 is integrally formed between the two shock-absorbing cylinders 1 in an injection molding mode, and clamping grooves are formed in the bottom ends of the two shock-absorbing cylinders 1; one end of the branch pipe fitting 2 extending into the inner cavity of the shock absorbing cylinder 1 is connected with a movable rod 8, the bottom of the movable rod 8 is embedded with an extrusion block 10, the bottom wall of the inner cavity of the shock absorbing cylinder 1 is connected with a spring seat 12, a spring II 11 is connected between the spring seat 12 and the extrusion block 10, the inner wall of the shock absorbing cylinder 1 is connected with a fixed block 7, the periphery of the movable rod 8 is sleeved with a spring I9, the surface of the fixed block 7 is provided with a moving hole in sliding connection with the movable rod 8, the spring I9 is connected between the fixed block 7 and the branch pipe fitting 2, when the branch pipe fitting 2 performs telescopic motion in the shock absorbing cylinder 1, the spring I9 and the spring II 11 are extruded through the branch pipe fitting 2, the fixed block 7, the extrusion block 10 and the spring seat 12, multi-stage shock absorption is achieved through the elastic effect of the spring I9 and the spring II 11, the shock absorbing quality is improved, the collision preventing block made of rubber is bonded on the top wall of the inner cavity of the shock absorbing cylinder 1 through an adhesive, and the anti-collision block is set to be a double-layer structure, and the anti-collision block reduces the collision between the branch pipe fitting 2 and the shock-absorbing cylinder 1.

Referring to fig. 1 and 3, the shock absorbing tube 1 includes an aluminum alloy layer 14, a protective layer 13 is fixedly disposed on an outer surface of the aluminum alloy layer 14, the protective layer 13 is a fluorocarbon coating film uniformly sprayed on the surface of the aluminum alloy layer 14, the shock absorbing tube 1 is formed by an aluminum alloy hollow tube, and a fluorocarbon coating film is uniformly sprayed on an outer surface of the aluminum alloy tube, so that the shock absorbing tube has the advantages of high strength, corrosion resistance, and the like.

According to the working principle, when the snowmobile double-shoulder front fork with the good damping effect is used, the branch pipe fitting 2 moves telescopically in the damping cylinder 1, the first spring 9 and the second spring 11 are extruded through the branch pipe fitting 2, the fixed block 7, the extruding block 10 and the spring seat 12, and through the elastic effects of the first spring 9 and the second spring 11, multi-stage damping is achieved, and the damping quality is improved; the shock absorbing cylinder 1 is formed by an aluminum alloy hollow tube, and a layer of fluorocarbon coating film is uniformly sprayed on the outer surface of the aluminum alloy tube, so that the shock absorbing cylinder has the advantages of high strength, corrosion resistance and the like.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an effectual snowmobile both shoulders front fork of shock attenuation, includes:

the shock-absorbing device comprises two shock-absorbing cylinders (1) which are symmetrically arranged, branch pipe pieces (2) which are telescopically and slidably connected into the upper ports of the shock-absorbing cylinders (1), and connecting seats (5) connected to the upper end parts of the branch pipe pieces (2), wherein the two connecting seats (5) are connected through shoulder covers (4), and main pipe pieces (3) are vertically fixed at the top ends of the shoulder covers (4);

the method is characterized in that: one of a pipe fitting (2) extension to a section of thick bamboo of moving away to move away to (1) inner chamber is served and is connected with carriage release lever (8), extrusion block (10) have been inlayed to the bottom of carriage release lever (8), be connected with spring holder (12) on a section of thick bamboo of moving away to move away to be connected with on (1) the inner chamber diapire, and be connected with spring two (11) between spring holder (12) and extrusion block (10), be connected with fixed block (7) on the inner wall of a section of thick bamboo of moving away to move away to the periphery cover of carriage release lever (8) and be equipped with spring one (9).

2. The snowmobile double-shoulder front fork with good damping effect as claimed in claim 1, wherein: the surface of the fixed block (7) is provided with a moving hole in sliding connection with the moving rod (8), and the first spring (9) is connected between the fixed block (7) and the branch pipe piece (2).

3. The snowmobile double-shoulder front fork with good damping effect as claimed in claim 1, wherein: the shock absorbing cylinder (1) comprises an aluminum alloy layer (14), and a protective layer (13) is fixedly arranged on the outer surface of the aluminum alloy layer (14).

4. The snowmobile double-shoulder front fork with good damping effect as claimed in claim 3, wherein: the protective layer (13) is a layer of fluorocarbon coating film which is uniformly sprayed on the surface of the aluminum alloy layer (14).

5. The snowmobile double-shoulder front fork with good damping effect as claimed in claim 1, wherein: the top wall of the inner cavity of the shock absorbing cylinder (1) is bonded with an anti-collision block made of rubber materials through an adhesive, and the anti-collision block is of a double-layer structure.

6. The snowmobile double-shoulder front fork with good damping effect as claimed in claim 1, wherein: two integrative injection moulding has handle (6) between jar of moving away to avoid possible earthquakes section of thick bamboo (1), two the draw-in groove has all been seted up to the bottom of a jar of moving away to avoid possible earthquakes (1).